Vulnerability in Gitlab
CVE-2022-4131
An issue has been discovered in GitLab CE/EE affecting all versions starting from 10.8 before 15.5.7, all versions starting from 15.6 before 15.6.4, all versions starting from 15.7 before 15.7.2. An attacker may cause Denial of Service on a GitLab instance by exploiting a regex issue in how the application parses user agents.
Vulnerability class: ReDoS (Regular Expression Denial of Service)
EPSS: 0.008 (54.2th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L.
Affected products
- Gitlab — versions >=10.8, <15.5.7, >=15.6, <15.6.4, >=15.7, <15.7.2
Weakness classification (CWE)
References
- cve@gitlab.com (Broken Link)
- cve@gitlab.com (Permissions Required, Third Party Advisory)
- cve@gitlab.com (Vendor Advisory)
Frequently asked questions
- What is CVE-2022-4131?
- CVE-2022-4131 is a medium-severity vulnerability in Gitlab, classified under Inefficient Regular Expression Complexity. CVSS score: 4.3/10. Published 2023-01-12.
- How severe is CVE-2022-4131?
- Medium severity. CVSS v3 base score is 4.3 out of 10.